HELP Choose the right variant of the modal verb.

Question

1. According to the rules a football player __ touch the ball with his hands.

2. I _____ do an English exam next week.

3. I _____ go to see the doctor, but I’ve got too many other things to do.

4. We ____ forget to write and thank them for their hospitality.

5. You _____ smoke in a petrol station.